Lenovo ThinkPad 45W AC Adapter The product is a bundle of 3 items: AC Adapter, Power Cord and ElecPower Optical Mouse - Grey AC Input Voltage: 100 ~ 240V 50 ~ 60Hz DC Output Voltage: 20V 2.25A 45W 100% Compatible with Lenovo Part Number: 0C19880, ADLX45NLC3A, 36200246 Full One Year Warranty